000 00297nam a2200145Ia 4500
008 220615s9999 xx 000 0 und d
082 _bSP
100 _aSP GUPTA
245 0 _aSTATISTICAL METHODS
250 _a1
260 _bS Chand
260 _c2017
300 _a14.26
942 _cREF
999 _c68993
_d68993